Professor emeritus

Ecology Professor, Universidad de La Laguna, Tenerife, Canarias, Spain

Associate Professor, Biology Department, National and Kapodistrian University of Athens

Northern Illinois University

Research Associate, Bishop Museum

King Abdullah University of Science and Technology

Associate Professor, Globe Institute, University of Copenhagen

Centre for Ecology and Conservation, University of Exeter, Cornwall Campus

Assistant Professor, Aalborg University

Macquarie University, Sydney, Australia